.scroll_container {
  width: 100%;
  height: 100%;
  .pull_up_loading{
    height: 1rem;
    text-align: center;
    line-height: 1rem;
    background: #fff; 
    font-size: .3rem;
  }
  .pull_down_loading{
    height: 50px;
    background: red; 
  }
} 